CSL is an ISO 9001 Certified Company with over 16 years of experience in calibration gas and analytical instrumentation industry, with a state of the art production techniques, equipments and team of highly qualified professionals. Our speciality gas dept. offers from single component mixtures to upto 40 multi component gas/liquid mixtures from % to ppm level. Manufacturer and exporter of ammonia analyzers, carbon dioxide analyzers, chlorine analyzers, ripening gas analyzers, bio gas analyzers, portable analyzers, online gas analyzers and bench top model gas analyzers.